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Finding the Fourth Proportional to 283,405.48, 425,149.98 and 150,251.56

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Solution

The fourth proportional to 283,405.48, 425,149.98 and 150,251.56 is: 225,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,405.48 : 425,149.98 = 150,251.56 : x
  2. Step 2: Convert to fraction form
    283,405.48/425,149.98 = 150,251.56/x
  3. Step 3: Cross multiply
    283,405.48x = 425,149.98 × 150,251.56
  4. Step 4: Simplify right side
    283,405.48x = 63,879,447,728.97
  5. Step 5: Solve for x
    x = 63,879,447,728.97/283,405.48
  6. Step 6: Final answer
    x = 225,399.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.